Finding the Fourth Proportional to 177,914.21, 245,519.42 and 97,340.58
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Solution
The fourth proportional to 177,914.21, 245,519.42 and 97,340.58 is: 134,328.80
Step by Step Solution
- Step 1: Write the proportion equation
177,914.21 : 245,519.42 = 97,340.58 : x - Step 2: Convert to fraction form
177,914.21/245,519.42 = 97,340.58/x - Step 3: Cross multiply
177,914.21x = 245,519.42 × 97,340.58 - Step 4: Simplify right side
177,914.21x = 23,899,002,257.36 - Step 5: Solve for x
x = 23,899,002,257.36/177,914.21 - Step 6: Final answer
x = 134,328.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.